Home / 172,370.23-258,330.72-88,059.33

Finding the Fourth Proportional to 172,370.23, 258,330.72 and 88,059.33

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Solution

The fourth proportional to 172,370.23, 258,330.72 and 88,059.33 is: 131,974.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,370.23 : 258,330.72 = 88,059.33 : x
  2. Step 2: Convert to fraction form
    172,370.23/258,330.72 = 88,059.33/x
  3. Step 3: Cross multiply
    172,370.23x = 258,330.72 × 88,059.33
  4. Step 4: Simplify right side
    172,370.23x = 22,748,429,229.95
  5. Step 5: Solve for x
    x = 22,748,429,229.95/172,370.23
  6. Step 6: Final answer
    x = 131,974.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.